“signal tower”的概念、定义、翻译、参考文献-科学参考

单词	signal tower
释义	signal tower [`sig·nǝl ´tau̇·ǝr] ^{CIVIL ENGINEERING} A switch tower from which railroad signals are displayed or controlled.
随便看	parabolic dune parabolic flight parabolic microphone parabolic orbit parabolic partial differential equation parabolic point parabolic reflector parabolic rule parabolic segment parabolic spiral parabolic type parabolic velocity paraboloid paraboloidal antenna paraboloidal coordinate system paraboloidal reflector paraboloid of revolution parabomb para-bromoacetanilide para-bromoaniline para-bromoanisole para-bromobenzyl bromide para-bromophenacyl bromide para-bromophenylhydrazine parabutlerite

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